/**
 * @file
 * @brief Wrappers for sys/libc calls, mostly for charset purposes.
**/

#ifndef SYSCALLS_H
#define SYSCALLS_H

#include <sys/types.h>

bool lock_file(int fd, bool write, bool wait = false);
bool unlock_file(int fd);

bool read_urandom(char *buf, int len);

#ifdef TARGET_OS_WINDOWS
# ifndef UNIX
int fdatasync(int fd);
# endif
#endif

// This check is way underinclusive.
#if !defined(TARGET_OS_LINUX) && !defined(TARGET_OS_WINDOWS) && !defined(TARGET_OS_NETBSD) && !defined(TARGET_OS_SOLARIS)
# define NEED_FAKE_FDATASYNC
int fdatasync(int fd);
#endif

int rename_u(const char *oldpath, const char *newpath);
int unlink_u(const char *pathname);
int chmod_u(const char *path, mode_t mode);
FILE *fopen_u(const char *path, const char *mode);
int mkdir_u(const char *pathname, mode_t mode);
int open_u(const char *pathname, int flags, mode_t mode);

#endif
